Sandisk (SNDK) and Carvana (CVNA) have been high-flying throughout the year, with Prosper Trading Academy's Mike Shorr highlighting what makes them worth watching. He rounds out the Big 3 with another stock he sees standing as an undervalued play: Applied Optoelectronics (AAOI). Mike offers example options trades for all three stocks while Rick Ducat turns to key levels in the charts.